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870 km · Domestic

Denver (DEN) – Tulsa (TUL)

In July 2026, 469 flights operated between Denver and Tulsa (both directions), and 72.5% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January379374▼ 1.3%
February349365▲ 4.6%
March415391▼ 5.8%
April411375▼ 8.8%
May416420▲ 1.0%
June415455▲ 9.6%
July430469▲ 9.1%
August404––
September394––
October410–in progress
November397––
December404––
Year to date (Jan–Jul)2,8152,849▲ 1.2%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January82.1%91.7%▲ 11.7%
February80.5%83.6%▲ 3.9%
March87.2%79.8%▼ 8.5%
April78.8%84.3%▲ 7.0%
May64.7%79.5%▲ 22.9%
June66.0%72.5%▲ 9.8%
July64.0%72.5%▲ 13.3%
August74.0%––
September87.6%––
October83.7%–in progress
November86.4%––
December79.2%––
Year-to-date average (Jan–Jul)74.8%80.6%▲ 7.8%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January423▲ 475.0%
February82▼ 75.0%
March06–
April110.0%
May50▼ 100.0%
June31▼ 66.7%
July23▲ 50.0%
August3––
September0––
October0–in progress
November3––
December2––
Year to date (Jan–Jul)2336▲ 56.5%

Airlines on this route

  1. SkyWest Airlines 48.6%
  2. Southwest Airlines 37.9%
  3. United Airlines 12.5%
  4. Frontier Airlines 1.0%

Oct 1, 2024 – Jul 31, 2026

By direction

DEN → TUL

Scheduled flights
4,388
Flights operated
4,353
Cancelled
35 · 0.8%
On-time departures
76.7%

TUL → DEN

Scheduled flights
4,386
Flights operated
4,349
Cancelled
37 · 0.8%
On-time departures
82.7%

DEN → TUL and TUL → DEN counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
SkyWest Airlines OO 4,268 48.6% 83.9% 32
Southwest Airlines WN 3,324 37.9% 73.8% 33
United Airlines UA 1,097 12.5% 81.2% 7
Frontier Airlines F9 85 1.0% 76.5% 0

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay06:00–07:002.5min · 775 recorded · 771 measured
Gap to highest-delay hour26.7min06:00 ↔ 19:00
Recorded flights8,774DEN–TUL

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · Fewer than 200 measured departures · 2 recorded · 2 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 92.8% · 267 recorded · 265 measured · Source: the US BTS 06:00 · 94.0% · 775 recorded · 771 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 119 recorded · 118 measured · Source: the US BTS 08:00 · 92.0% · 276 recorded · 274 measured · Source: the US BTS 09:00 · 87.8% · 1,015 recorded · 1,009 measured · Source: the US BTS 10:00 · 84.7% · 664 recorded · 662 measured · Source: the US BTS 11:00 · 78.7% · 838 recorded · 831 measured · Source: the US BTS 12:00 · 85.1% · 211 recorded · 208 measured · Source: the US BTS 13:00 · 85.6% · 807 recorded · 801 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 71 recorded · 71 measured · Source: the US BTS 15:00 · 75.2% · 227 recorded · 226 measured · Source: the US BTS 16:00 · 58.9% · 227 recorded · 226 measured · Source: the US BTS 17:00 · 75.6% · 1,219 recorded · 1,203 measured · Source: the US BTS 18:00 · 70.2% · 419 recorded · 416 measured · Source: the US BTS 19:00 · 55.9% · 528 recorded · 519 measured · Source: the US BTS 20:00 · 71.1% · 997 recorded · 988 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: the US BTS 22:00 · Fewer than 200 measured departures · 11 recorded · 11 measured · Source: the US BTS 23:00 · Fewer than 200 measured departures · 2 recorded · 2 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · Fewer than 200 measured departures · 2 recorded · 2 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 4.5 min · 267 recorded · 265 measured · Source: the US BTS 06:00 · 2.5 min · 775 recorded · 771 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 119 recorded · 118 measured · Source: the US BTS 08:00 · 3.3 min · 276 recorded · 274 measured · Source: the US BTS 09:00 · 4.4 min · 1,015 recorded · 1,009 measured · Source: the US BTS 10:00 · 6.0 min · 664 recorded · 662 measured · Source: the US BTS 11:00 · 12.6 min · 838 recorded · 831 measured · Source: the US BTS 12:00 · 6.5 min · 211 recorded · 208 measured · Source: the US BTS 13:00 · 6.4 min · 807 recorded · 801 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 71 recorded · 71 measured · Source: the US BTS 15:00 · 13.4 min · 227 recorded · 226 measured · Source: the US BTS 16:00 · 23.1 min · 227 recorded · 226 measured · Source: the US BTS 17:00 · 18.4 min · 1,219 recorded · 1,203 measured · Source: the US BTS 18:00 · 15.3 min · 419 recorded · 416 measured · Source: the US BTS 19:00 · 29.2 min · 528 recorded · 519 measured · Source: the US BTS 20:00 · 18.5 min · 997 recorded · 988 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: the US BTS 22:00 · Fewer than 200 measured departures · 11 recorded · 11 measured · Source: the US BTS 23:00 · Fewer than 200 measured departures · 2 recorded · 2 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · 2 · 2 recorded · 2 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 267 · 267 recorded · 265 measured · Source: the US BTS 06:00 · 775 · 775 recorded · 771 measured · Source: the US BTS 07:00 · 119 · 119 recorded · 118 measured · Source: the US BTS 08:00 · 276 · 276 recorded · 274 measured · Source: the US BTS 09:00 · 1,015 · 1,015 recorded · 1,009 measured · Source: the US BTS 10:00 · 664 · 664 recorded · 662 measured · Source: the US BTS 11:00 · 838 · 838 recorded · 831 measured · Source: the US BTS 12:00 · 211 · 211 recorded · 208 measured · Source: the US BTS 13:00 · 807 · 807 recorded · 801 measured · Source: the US BTS 14:00 · 71 · 71 recorded · 71 measured · Source: the US BTS 15:00 · 227 · 227 recorded · 226 measured · Source: the US BTS 16:00 · 227 · 227 recorded · 226 measured · Source: the US BTS 17:00 · 1,219 · 1,219 recorded · 1,203 measured · Source: the US BTS 18:00 · 419 · 419 recorded · 416 measured · Source: the US BTS 19:00 · 528 · 528 recorded · 519 measured · Source: the US BTS 20:00 · 997 · 997 recorded · 988 measured · Source: the US BTS 21:00 · 99 · 99 recorded · 99 measured · Source: the US BTS 22:00 · 11 · 11 recorded · 11 measured · Source: the US BTS 23:00 · 2 · 2 recorded · 2 measured · Source: the US BTS

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View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00Fewer than 200 measured departures—22
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:0092.8%4.5 min265267
06:0094.0%2.5 min771775
07:00Fewer than 200 measured departures—118119
08:0092.0%3.3 min274276
09:0087.8%4.4 min1,0091,015
10:0084.7%6.0 min662664
11:0078.7%12.6 min831838
12:0085.1%6.5 min208211
13:0085.6%6.4 min801807
14:00Fewer than 200 measured departures—7171
15:0075.2%13.4 min226227
16:0058.9%23.1 min226227
17:0075.6%18.4 min1,2031,219
18:0070.2%15.3 min416419
19:0055.9%29.2 min519528
20:0071.1%18.5 min988997
21:00Fewer than 200 measured departures—9999
22:00Fewer than 200 measured departures—1111
23:00Fewer than 200 measured departures—22

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Monday · 79.7% · 1,286 recorded · 1,282 measured · Source: the US BTS Tuesday · 79.4% · 1,198 recorded · 1,189 measured · Source: the US BTS Wednesday · 78.4% · 1,204 recorded · 1,193 measured · Source: the US BTS Thursday · 77.6% · 1,306 recorded · 1,300 measured · Source: the US BTS Friday · 79.2% · 1,289 recorded · 1,274 measured · Source: the US BTS Saturday · 82.4% · 1,141 recorded · 1,127 measured · Source: the US BTS Sunday · 81.3% · 1,350 recorded · 1,337 measured · Source: the US BTS

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Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Monday · 12.6 min · 1,286 recorded · 1,282 measured · Source: the US BTS Tuesday · 11.9 min · 1,198 recorded · 1,189 measured · Source: the US BTS Wednesday · 12.9 min · 1,204 recorded · 1,193 measured · Source: the US BTS Thursday · 11.9 min · 1,306 recorded · 1,300 measured · Source: the US BTS Friday · 12.2 min · 1,289 recorded · 1,274 measured · Source: the US BTS Saturday · 9.1 min · 1,141 recorded · 1,127 measured · Source: the US BTS Sunday · 11.0 min · 1,350 recorded · 1,337 measured · Source: the US BTS

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Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 1,286 · 1,286 recorded · 1,282 measured · Source: the US BTS Tuesday · 1,198 · 1,198 recorded · 1,189 measured · Source: the US BTS Wednesday · 1,204 · 1,204 recorded · 1,193 measured · Source: the US BTS Thursday · 1,306 · 1,306 recorded · 1,300 measured · Source: the US BTS Friday · 1,289 · 1,289 recorded · 1,274 measured · Source: the US BTS Saturday · 1,141 · 1,141 recorded · 1,127 measured · Source: the US BTS Sunday · 1,350 · 1,350 recorded · 1,337 measured · Source: the US BTS

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View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday79.7%12.6 min1,2821,286
Tuesday79.4%11.9 min1,1891,198
Wednesday78.4%12.9 min1,1931,204
Thursday77.6%11.9 min1,3001,306
Friday79.2%12.2 min1,2741,289
Saturday82.4%9.1 min1,1271,141
Sunday81.3%11.0 min1,3371,350

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Jan · 86.9% · 780 recorded · 753 measured · Source: the US BTS Feb · 82.1% · 724 recorded · 714 measured · Source: the US BTS Mar · 83.6% · 812 recorded · 806 measured · Source: the US BTS Apr · 81.4% · 788 recorded · 786 measured · Source: the US BTS May · 72.1% · 841 recorded · 836 measured · Source: the US BTS Jun · 69.4% · 874 recorded · 870 measured · Source: the US BTS Jul · 68.4% · 904 recorded · 899 measured · Source: the US BTS Aug · 74.0% · 407 recorded · 404 measured · Source: the US BTS Sep · 87.6% · 394 recorded · 394 measured · Source: the US BTS Oct · 85.5% · 664 recorded · 664 measured · Source: the US BTS Nov · 88.1% · 786 recorded · 778 measured · Source: the US BTS Dec · 83.0% · 800 recorded · 798 measured · Source: the US BTS

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Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Jan · 6.0 min · 780 recorded · 753 measured · Source: the US BTS Feb · 9.8 min · 724 recorded · 714 measured · Source: the US BTS Mar · 8.4 min · 812 recorded · 806 measured · Source: the US BTS Apr · 12.2 min · 788 recorded · 786 measured · Source: the US BTS May · 15.5 min · 841 recorded · 836 measured · Source: the US BTS Jun · 21.6 min · 874 recorded · 870 measured · Source: the US BTS Jul · 22.7 min · 904 recorded · 899 measured · Source: the US BTS Aug · 14.6 min · 407 recorded · 404 measured · Source: the US BTS Sep · 4.4 min · 394 recorded · 394 measured · Source: the US BTS Oct · 4.0 min · 664 recorded · 664 measured · Source: the US BTS Nov · 4.3 min · 786 recorded · 778 measured · Source: the US BTS Dec · 10.3 min · 800 recorded · 798 measured · Source: the US BTS

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Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 780 · 780 recorded · 753 measured · Source: the US BTS Feb · 724 · 724 recorded · 714 measured · Source: the US BTS Mar · 812 · 812 recorded · 806 measured · Source: the US BTS Apr · 788 · 788 recorded · 786 measured · Source: the US BTS May · 841 · 841 recorded · 836 measured · Source: the US BTS Jun · 874 · 874 recorded · 870 measured · Source: the US BTS Jul · 904 · 904 recorded · 899 measured · Source: the US BTS Aug · 407 · 407 recorded · 404 measured · Source: the US BTS Sep · 394 · 394 recorded · 394 measured · Source: the US BTS Oct · 664 · 664 recorded · 664 measured · Source: the US BTS Nov · 786 · 786 recorded · 778 measured · Source: the US BTS Dec · 800 · 800 recorded · 798 measured · Source: the US BTS

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View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan86.9%6.0 min753780
Feb82.1%9.8 min714724
Mar83.6%8.4 min806812
Apr81.4%12.2 min786788
May72.1%15.5 min836841
Jun69.4%21.6 min870874
Jul68.4%22.7 min899904
Aug74.0%14.6 min404407
Sep87.6%4.4 min394394
Oct85.5%4.0 min664664
Nov88.1%4.3 min778786
Dec83.0%10.3 min798800

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 79.0% 6,935
  • Delayed >15 min 20.1% 1,767
  • Cancelled 0.8% 72
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

76
76 of 76
Flight numbersBy direction DeparturesOn time
OO5311 DEN → TUL 653 88.9%
OO5315 DEN → TUL 653 89.1%
OO5667 TUL → DEN 651 93.8%
OO5276 TUL → DEN 623 79.2%
OO5914 TUL → DEN 396 78.7%
UA1937 DEN → TUL 309 77.1%
OO5302 DEN → TUL 252 70.3%
OO5679 TUL → DEN 221 79.0%
OO4712 DEN → TUL 204 80.2%
OO4668 DEN → TUL 121 85.0%
WN554 TUL → DEN 86 97.7%
WN2319 TUL → DEN 80 92.3%
OO5706 DEN → TUL 71 80.3%
UA1029 TUL → DEN 71 88.7%
UA2444 DEN → TUL 67 88.1%
WN3227 DEN → TUL 62 80.7%
WN4792 TUL → DEN 61 65.6%
WN302 DEN → TUL 60 22.8%
WN1596 TUL → DEN 58 89.5%
WN1676 TUL → DEN 58 94.8%
WN2700 DEN → TUL 58 50.0%
WN3875 TUL → DEN 58 98.3%
WN4635 DEN → TUL 58 44.8%
UA513 TUL → DEN 57 92.7%
WN2034 TUL → DEN 57 89.5%
WN2784 DEN → TUL 57 57.9%
WN758 DEN → TUL 57 49.1%
UA2167 TUL → DEN 54 77.4%
WN2838 DEN → TUL 52 63.5%
OO5280 DEN → TUL 50 86.0%
OO6032 TUL → DEN 50 72.0%
WN1666 DEN → TUL 50 66.7%
WN4621 TUL → DEN 48 84.8%
WN2337 TUL → DEN 47 95.6%
WN2177 DEN → TUL 46 71.7%
WN2840 DEN → TUL 45 53.3%
F991588 DEN → TUL 43 79.1%
F991587 TUL → DEN 42 73.8%
WN1596 DEN → TUL 42 38.1%
WN2025 DEN → TUL 42 85.7%
WN2038 TUL → DEN 42 66.7%
WN270 TUL → DEN 42 81.0%
WN335 TUL → DEN 42 61.9%
WN4333 TUL → DEN 42 35.7%
WN1764 DEN → TUL 41 27.0%
WN2321 TUL → DEN 41 95.0%
WN1544 TUL → DEN 40 95.0%
WN1182 DEN → TUL 39 71.8%
UA1320 TUL → DEN 38 86.5%
WN2047 DEN → TUL 38 89.5%
OO5645 TUL → DEN 37 77.8%
UA1241 TUL → DEN 37 91.9%
OO4639 DEN → TUL 36 77.1%
UA1379 TUL → DEN 36 88.9%
WN420 TUL → DEN 36 91.7%
OO5391 TUL → DEN 35 47.1%
UA2387 DEN → TUL 35 40.0%
UA318 TUL → DEN 35 77.1%
WN1762 DEN → TUL 33 69.7%
WN1909 TUL → DEN 33 97.0%
WN2446 DEN → TUL 33 66.7%
WN2740 TUL → DEN 33 75.8%
WN2828 DEN → TUL 33 51.5%
WN3120 TUL → DEN 33 93.9%
WN3630 DEN → TUL 33 72.7%
WN887 TUL → DEN 33 66.7%
OO5235 DEN → TUL 32 84.4%
OO5752 TUL → DEN 32 87.5%
WN2699 DEN → TUL 32 84.4%
WN3931 TUL → DEN 32 56.3%
UA1186 DEN → TUL 31 90.3%
UA789 TUL → DEN 31 83.9%
WN1713 TUL → DEN 31 58.1%
WN2728 TUL → DEN 31 96.8%
WN3011 DEN → TUL 31 61.3%
WN719 DEN → TUL 30 70.0%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 469 +9.1% 3 72.5%
June 2026 455 +9.6% 1 72.5%
May 2026 420 +1.0% 0 79.5%
April 2026 375 −8.8% 1 84.3%
March 2026 391 −5.8% 6 79.8%
February 2026 365 +4.6% 2 83.6%
January 2026 374 −1.3% 23 91.7%
December 2025 404 +2.5% 2 79.2%
November 2025 397 +4.2% 3 86.4%
October 2025 410 +61.4% 0 83.7%
September 2025 394 0 87.6%
August 2025 404 3 74.0%
July 2025 430 2 64.0%
June 2025 415 3 66.0%
May 2025 416 5 64.7%
April 2025 411 1 78.8%
March 2025 415 0 87.2%
February 2025 349 8 80.5%
January 2025 379 4 82.1%
December 2024 394 0 86.8%
November 2024 381 5 89.8%
October 2024 254 0 88.6%

How to read this chart

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